File _wrapper.py of Package chromium122

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File _wrapper.py of Package chromium122

#!/usr/bin/python
# -*- coding: utf-8 -*-
# chrome/installer/linux/common/wrapper
# chrome/tools/build/linux/chrome-wrapper
# grep -v -E '^#|^$' ~/.config/chromium-flags.conf | tr '\n' ' '

# https://salsa.debian.org/chromium-team/chromium/-/blob/master/debian/scripts/chromium

# https://wiki.gentoo.org/wiki/Chromium
# https://gitweb.gentoo.org/repo/gentoo.git/tree/www-client/chromium/files
# https://gitweb.gentoo.org/repo/gentoo.git/tree/www-client/chromium/files/chromium-launcher-r7.sh
# https://gitweb.gentoo.org/repo/gentoo.git/tree/www-client/chromium/files/chromium.default

# https://github.com/foutrelis/chromium-launcher
# https://aur.archlinux.org/cgit/aur.git/tree/?h=google-chrome
# https://aur.archlinux.org/cgit/aur.git/tree/?h=brave-bin
# https://aur.archlinux.org/cgit/aur.git/tree/?h=chromium-snapshot-bin

# https://src.fedoraproject.org/rpms/chromium/tree/rawhide
# https://src.fedoraproject.org/rpms/chromium/blob/rawhide/f/chromium-browser.sh

# https://build.opensuse.org/package/show/network:chromium/chromium
# https://build.opensuse.org/package/view_file/network:chromium/chromium/chrome-wrapper?expand=1
# https://build.opensuse.org/package/view_file/network:chromium/chromium/INSTALL.sh?expand=1

import os
import sys
import shlex

FLAGS = ''
FLAGS_FILE = ''
APP_PATH = ''
APP_DESKTOP = ''
ENVIRON = True
CHANNEL = 'stable'
VENDOR = 'Arch Linux'

# APP_PATH = '/usr/lib/chromium/chromium'
# APP_PATH = '/usr/lib/opera/opera'
#
# ENVIRON = False
# APP_PATH = '/opt/vivaldi/vivaldi'
# FLAGS_FILE = 'vivaldi-stable.conf'
#
# ENVIRON = False
# APP_PATH = '/usr/lib/brave-bin/brave-browser'
# APP_DESKTOP = 'brave-browser.desktop'
# FLAGS_FILE = 'brave-flags.conf'
#
# ENVIRON = False
# APP_PATH = '/opt/microsoft/msedge/microsoft-edge'
# APP_DESKTOP = 'microsoft-edge.desktop'
# FLAGS_FILE = 'microsoft-edge-stable-flags.conf'

def display_flags(flags):
    print()
    if not flags:
        print('no flags found')
        return

print('found flags:')
    for i in flags:
        print(f'\t{i}')

def set_environ(app_name):
    global APP_DESKTOP

os.environ['CHROME_WRAPPER'] = sys.argv[0]
    # desktop-entry-spec, see https://specifications.freedesktop.org/
    if not APP_DESKTOP:
        APP_DESKTOP = f'{app_name}.desktop'
    if os.environ['XDG_DATA_DIRS']:
        for i in os.environ['XDG_DATA_DIRS'].split(os.pathsep):
            if not os.path.isfile(os.path.join(i, 'applications', APP_DESKTOP)):
                continue
            os.environ['CHROME_DESKTOP'] = APP_DESKTOP
            break
    # docs/user_data_dir.md
    # chrome/common/channel_info_posix.cc
    # chrome/tools/build/linux/chrome-wrapper
    # stable extended beta unstable
    # brave
    #     build/linux/BUILD.gn
    #     build/linux/channels.gni
    #     stable beta dev/unstable nightly
    # Custom version string for this release. This can be used to add a downstream
    # vendor string or release channel information.
    # os.environ['CHROME_VERSION_EXTRA'] = CHANNEL
    os.environ['CHROME_VERSION_EXTRA'] = VENDOR
    os.environ['GNOME_DISABLE_CRASH_DIALOG'] = 'SET_BY_GOOGLE_CHROME'

def check_app(debug=False):
    global APP_PATH, FLAGS_FILE

# app_name = os.path.splitext(os.path.basename(__file__))[0]
    app_name = os.path.basename(APP_PATH) if APP_PATH \
        else os.path.splitext(os.path.basename(__file__))[0]
    if not APP_PATH:
        APP_PATH = os.path.join(os.sep, 'usr', 'lib', app_name, app_name)

if ENVIRON:
        set_environ(app_name)

if not FLAGS_FILE:
        FLAGS_FILE = f'{app_name}-flags.conf'
    system_flags_files = (
        os.path.join(os.sep, 'etc', app_name, FLAGS_FILE),
        os.path.join(os.sep, 'etc', FLAGS_FILE))

user_config_dir = os.environ.get('XDG_CONFIG_HOME') \
        if os.environ.get('XDG_CONFIG_HOME') else os.environ.get('HOME')
    user_flags_files = (
        os.path.join(user_config_dir, '.config', app_name, FLAGS_FILE),
        os.path.join(user_config_dir, '.config', FLAGS_FILE))
    switch_flags = []
    feature_flags = {}
    for file in (*system_flags_files, *user_flags_files):
        if not os.path.isfile(file):
            continue
        with open(file, 'r') as f:
            for line in f:
                line = line.strip()
                if line.startswith('#') or not line:
                    continue
                for flag in shlex.split(line):
                    if flag.startswith('--enable-features=') or \
                       flag.startswith('--disable-features='):
                        key, value = flag.split('=', 1)
                        if not feature_flags.get(key):
                            feature_flags[key] = [value]
                        else:
                            feature_flags[key].append(value)
                    else:
                        switch_flags.append(flag)

flags = shlex.split(FLAGS) + switch_flags[:]
    for key in feature_flags:
        flags.append(f'{key}={",".join(list(dict.fromkeys(feature_flags[key])))}')

if debug:
        if not os.path.isfile(APP_PATH) and app_name != '_wrapper':
            print(f'{APP_PATH}: No such file or directory', file=sys.stderr)
            sys.exit(1)

print(f'{APP_PATH}{os.linesep}')
        if ENVIRON:
            print('environment variables:')
            for i in [
                    'CHROME_WRAPPER',
                    'CHROME_DESKTOP',
                    'CHROME_VERSION_EXTRA',
                    'GNOME_DISABLE_CRASH_DIALOG']:
                if not os.environ.get(i):
                    continue
                print(f'\t{i}="{os.environ[i]}"')
            print()

print('flags files:')
        for i in (*system_flags_files, *user_flags_files):
            print(f'\t{i}{" [not found]" if not os.path.isfile(i) else ""}')

return flags

def launch_app(flags):
    try:
        os.execv(APP_PATH, [sys.argv[0]] + flags + sys.argv[1:])
    except OSError as err:
        print(f'{APP_PATH}: {err.args[1]}', file=sys.stderr)

def main():
    debug = True if '--debug' in sys.argv[1:] else False
    flags = check_app(debug)
    display_flags(flags) if debug else launch_app(flags)

if __name__ == '__main__':
    try:
        main()
    except KeyboardInterrupt:
        sys.exit(130)

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File _wrapper.py of Package chromium122

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